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- research-articleAugust 2024JUST ACCEPTED
From Recognition to Prediction: Leveraging Sequence Reasoning for Action Anticipation
ACM Transactions on Multimedia Computing, Communications, and Applications (TOMM), Just Accepted https://doi.org/10.1145/3687474The action anticipation task refers to predicting what action will happen based on observed videos, which requires the model to have a strong ability to summarize the present and then reason about the future. Experience and common sense suggest that there ...
- ArticleJuly 2024
Learning Causality Under Uncertainty for Egocentric Action Anticipation
Advances and Trends in Artificial Intelligence. Theory and ApplicationsPages 363–375https://doi.org/10.1007/978-981-97-4677-4_30AbstractEgocentric action anticipation, as the task to infer future actions based on egocentric observations, is very appealing to discover patterns, conducts and, eventually, action causality. In the real world, the observations are usually uncertain, ...
- research-articleJuly 2024
Intention action anticipation model with guide-feedback loop mechanism
AbstractAnticipating human intention from videos has broad applications, such as automatic driving, robot assistive technology, and virtual reality. This study addresses the problem of intention action anticipation using egocentric video sequences to ...
- research-articleApril 2024
A multivariate Markov chain model for interpretable dense action anticipation
AbstractDense action anticipation, as opposed to next action anticipation, deals with predicting multiple actions over a long horizon of a few minutes. Recent approaches for dense action anticipation are based on deep learning, which lacks ...
- research-articleSeptember 2023
Streaming egocentric action anticipation: An evaluation scheme and approach
Computer Vision and Image Understanding (CVIU), Volume 234, Issue Chttps://doi.org/10.1016/j.cviu.2023.103763AbstractEgocentric action anticipation aims to predict the future actions the camera wearer will perform from the observation of the past. While predictions about the future should be available before the predicted events take place, most ...
Highlights- Current egocentric action anticipation evaluation schemes shown to be biased.
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- ArticleDecember 2023
Baseline Models for Action Recognition of Unscripted Casualty Care Dataset
- Nina Jiang,
- Yupeng Zhuo,
- Andrew W. Kirkpatrick,
- Kyle Couperus,
- Oanh Tran,
- Jonah Beck,
- DeAnna DeVane,
- Ross Candelore,
- Jessica McKee,
- Chad Gorbatkin,
- Eleanor Birch,
- Christopher Colombo,
- Bradley Duerstock,
- Juan Wachs
AbstractThis paper presents a comprehensive framework of datasets and algorithms for action recognition in scenarios where data is scarce, unstructured, and unscripted. The long-term objective of this work is an intelligent assistant to the medic, a ...
- ArticleOctober 2022
Rethinking Learning Approaches for Long-Term Action Anticipation
AbstractAction anticipation involves predicting future actions having observed the initial portion of a video. Typically, the observed video is processed as a whole to obtain a video-level representation of the ongoing activity in the video, which is then ...
- ArticleOctober 2022
- articleJune 2022
Online human action detection and anticipation in videos: A survey
Neurocomputing (NEUROC), Volume 491, Issue CPages 395–413https://doi.org/10.1016/j.neucom.2022.03.069AbstractTo meet the demand for powerful models for practical applications in real time, the focus of research on human actions has shifted from offline detection to online and real-time understanding, such as driver-assistance systems, surveillance ...
- ArticleMay 2022
Untrimmed Action Anticipation
AbstractEgocentric action anticipation consists in predicting a future action the camera wearer will perform from egocentric video. While the task has recently attracted the attention of the research community, current approaches assume that the input ...
- research-articleApril 2022
Velocity-to-velocity human motion forecasting
Highlights- We introduce a novel velocity-to-velocity learning paradigm for human motion prediction, and propose different architectures to implement this paradigm.
Forecasting human motion from a sequence of human poses is an important problem in the fields of computer vision and robotics. Most previous approaches merely consider learning the temporal dynamics of body joints or joint angles, ...
- ArticleAugust 2020
Temporal Aggregate Representations for Long-Range Video Understanding
AbstractFuture prediction, especially in long-range videos, requires reasoning from current and past observations. In this work, we address questions of temporal extent, scaling, and level of semantic abstraction with a flexible multi-granular temporal ...
- ArticleAugust 2020
Forecasting Human-Object Interaction: Joint Prediction of Motor Attention and Actions in First Person Video
AbstractWe address the challenging task of anticipating human-object interaction in first person videos. Most existing methods either ignore how the camera wearer interacts with objects, or simply considers body motion as a separate modality. In contrast, ...
- ArticleJanuary 2019
Leveraging Uncertainty to Rethink Loss Functions and Evaluation Measures for Egocentric Action Anticipation
AbstractCurrent action anticipation approaches often neglect the intrinsic uncertainty of future predictions when loss functions or evaluation measures are designed. The uncertainty of future observations is especially relevant in the context of ...
- ArticleJanuary 2019
Action Alignment from Gaze Cues in Human-Human and Human-Robot Interaction
AbstractCognitive neuroscience experiments show how people intensify the exchange of non-verbal cues when they work on a joint task towards a common goal. When individuals share their intentions, it creates a social interaction that drives the mutual ...